qmlengine.cpp 33 KB
Newer Older
1 2 3 4 5 6 7 8
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
con's avatar
con committed
9
** No Commercial Usage
10
**
con's avatar
con committed
11 12 13 14
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
15 16 17 18 19 20 21 22 23 24
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
con's avatar
con committed
25 26 27 28 29 30
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
31 32 33 34
**
**************************************************************************/

#include "qmlengine.h"
Lasse Holmstedt's avatar
Lasse Holmstedt committed
35
#include "qmladapter.h"
36

Friedemann Kleint's avatar
Friedemann Kleint committed
37
#include "debuggerstartparameters.h"
38
#include "debuggeractions.h"
39
#include "debuggerconstants.h"
hjk's avatar
hjk committed
40
#include "debuggercore.h"
41
#include "debuggerdialogs.h"
42
#include "debuggermainwindow.h"
hjk's avatar
hjk committed
43
#include "debuggerrunner.h"
44
#include "debuggerstringutils.h"
45
#include "debuggertooltipmanager.h"
46

47 48 49 50 51 52 53
#include "breakhandler.h"
#include "moduleshandler.h"
#include "registerhandler.h"
#include "stackhandler.h"
#include "watchhandler.h"
#include "watchutils.h"

Lasse Holmstedt's avatar
Lasse Holmstedt committed
54
#include <extensionsystem/pluginmanager.h>
55
#include <projectexplorer/applicationlauncher.h>
56

57
#include <utils/environment.h>
58
#include <utils/abstractprocess.h>
59
#include <utils/qtcassert.h>
60
#include <utils/fileinprojectfinder.h>
61

62
#include <coreplugin/icore.h>
63 64
#include <coreplugin/helpmanager.h>

65 66 67 68 69 70 71 72 73 74 75
#include <QtCore/QDateTime>
#include <QtCore/QDebug>
#include <QtCore/QDir>
#include <QtCore/QFileInfo>
#include <QtCore/QTimer>

#include <QtGui/QAction>
#include <QtGui/QApplication>
#include <QtGui/QMainWindow>
#include <QtGui/QMessageBox>
#include <QtGui/QToolTip>
76
#include <QtGui/QTextDocument>
77 78

#include <QtNetwork/QTcpSocket>
79 80
#include <QtNetwork/QHostAddress>

81 82 83 84 85 86 87 88
#define DEBUG_QML 1
#if DEBUG_QML
#   define SDEBUG(s) qDebug() << s
#else
#   define SDEBUG(s)
#endif
# define XSDEBUG(s) qDebug() << s

hjk's avatar
hjk committed
89 90
using namespace ProjectExplorer;

91 92 93
namespace Debugger {
namespace Internal {

94 95 96
struct JSAgentBreakpointData
{
    QByteArray functionName;
97 98 99 100 101 102 103 104
    QByteArray fileUrl;
    qint32 lineNumber;
};

struct JSAgentStackData
{
    QByteArray functionName;
    QByteArray fileUrl;
105 106 107 108 109
    qint32 lineNumber;
};

uint qHash(const JSAgentBreakpointData &b)
{
110
    return b.lineNumber ^ qHash(b.fileUrl);
111 112 113 114
}

QDataStream &operator<<(QDataStream &s, const JSAgentBreakpointData &data)
{
115 116 117 118 119 120
    return s << data.functionName << data.fileUrl << data.lineNumber;
}

QDataStream &operator<<(QDataStream &s, const JSAgentStackData &data)
{
    return s << data.functionName << data.fileUrl << data.lineNumber;
121 122 123 124
}

QDataStream &operator>>(QDataStream &s, JSAgentBreakpointData &data)
{
125 126 127 128 129 130
    return s >> data.functionName >> data.fileUrl >> data.lineNumber;
}

QDataStream &operator>>(QDataStream &s, JSAgentStackData &data)
{
    return s >> data.functionName >> data.fileUrl >> data.lineNumber;
131 132 133 134
}

bool operator==(const JSAgentBreakpointData &b1, const JSAgentBreakpointData &b2)
{
135
    return b1.lineNumber == b2.lineNumber && b1.fileUrl == b2.fileUrl;
136 137 138
}

typedef QSet<JSAgentBreakpointData> JSAgentBreakpoints;
139
typedef QList<JSAgentStackData> JSAgentStackFrames;
140 141


142
static QDataStream &operator>>(QDataStream &s, WatchData &data)
143 144
{
    data = WatchData();
145 146 147 148 149 150 151 152
    QByteArray name;
    QByteArray value;
    QByteArray type;
    bool hasChildren = false;
    s >> data.exp >> name >> value >> type >> hasChildren >> data.id;
    data.name = QString::fromUtf8(name);
    data.setType(type, false);
    data.setValue(QString::fromUtf8(value));
153
    data.setHasChildren(hasChildren);
154
    data.setAllUnneeded();
155 156 157
    return s;
}

158 159
class QmlEnginePrivate
{
160
public:
161 162
    explicit QmlEnginePrivate(QmlEngine *q);

163
private:
164
    friend class QmlEngine;
165
    int m_ping;
hjk's avatar
hjk committed
166 167
    QmlAdapter m_adapter;
    ApplicationLauncher m_applicationLauncher;
168
    Utils::FileInProjectFinder fileFinder;
169 170
};

171
QmlEnginePrivate::QmlEnginePrivate(QmlEngine *q)
hjk's avatar
hjk committed
172
    : m_ping(0), m_adapter(q)
173 174
{}

175

176 177 178 179 180 181
///////////////////////////////////////////////////////////////////////
//
// QmlEngine
//
///////////////////////////////////////////////////////////////////////

182 183 184 185
QmlEngine::QmlEngine(const DebuggerStartParameters &startParameters,
        DebuggerEngine *masterEngine)
  : DebuggerEngine(startParameters, masterEngine),
    d(new QmlEnginePrivate(this))
186
{
Friedemann Kleint's avatar
Friedemann Kleint committed
187
    setObjectName(QLatin1String("QmlEngine"));
188 189 190
}

QmlEngine::~QmlEngine()
191
{}
192

hjk's avatar
hjk committed
193
void QmlEngine::setupInferior()
194
{
hjk's avatar
hjk committed
195
    QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
196

197
    if (startParameters().startMode == AttachToRemote) {
Christian Kandeler's avatar
Christian Kandeler committed
198
        emit requestRemoteSetup();
199
    } else {
hjk's avatar
hjk committed
200 201 202 203 204 205 206 207 208
        connect(&d->m_applicationLauncher,
            SIGNAL(processExited(int)),
            SLOT(disconnected()));
        connect(&d->m_applicationLauncher,
            SIGNAL(appendMessage(QString,ProjectExplorer::OutputFormat)),
            SLOT(appendMessage(QString,ProjectExplorer::OutputFormat)));
        connect(&d->m_applicationLauncher,
            SIGNAL(bringToForegroundRequested(qint64)),
            runControl(),
209
            SLOT(bringApplicationToForeground(qint64)));
210 211 212 213 214 215

        d->m_applicationLauncher.setEnvironment(startParameters().environment);
        d->m_applicationLauncher.setWorkingDirectory(startParameters().workingDirectory);

        notifyInferiorSetupOk();
    }
hjk's avatar
hjk committed
216
}
hjk's avatar
hjk committed
217

hjk's avatar
hjk committed
218
void QmlEngine::appendMessage(const QString &msg, OutputFormat /* format */)
hjk's avatar
hjk committed
219
{
220
    showMessage(msg, AppOutput); // FIXME: Redirect to RunControl
hjk's avatar
hjk committed
221 222
}

Lasse Holmstedt's avatar
Lasse Holmstedt committed
223 224 225 226
void QmlEngine::connectionEstablished()
{
    attemptBreakpointSynchronization();

227 228
    ExtensionSystem::PluginManager *pluginManager =
        ExtensionSystem::PluginManager::instance();
hjk's avatar
hjk committed
229
    pluginManager->addObject(&d->m_adapter);
230
    pluginManager->addObject(this);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
231

232
    showMessage(tr("QML Debugger connected."), StatusBar);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
233

Christiaan Janssen's avatar
Christiaan Janssen committed
234 235
    synchronizeWatchers();

Lasse Holmstedt's avatar
Lasse Holmstedt committed
236
    notifyEngineRunAndInferiorRunOk();
237

Lasse Holmstedt's avatar
Lasse Holmstedt committed
238 239 240 241
}

void QmlEngine::connectionStartupFailed()
{
242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260
    Core::ICore * const core = Core::ICore::instance();
    QMessageBox *infoBox = new QMessageBox(core->mainWindow());
    infoBox->setIcon(QMessageBox::Critical);
    infoBox->setWindowTitle(tr("Qt Creator"));
    infoBox->setText(tr("Could not connect to the in-process QML debugger.\n"
                        "Do you want to retry?"));
    infoBox->setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel | QMessageBox::Help);
    infoBox->setDefaultButton(QMessageBox::Retry);
    infoBox->setModal(true);

    connect(infoBox, SIGNAL(finished(int)),
            this, SLOT(retryMessageBoxFinished(int)));

    infoBox->show();
}

void QmlEngine::retryMessageBoxFinished(int result)
{
    switch (result) {
261 262 263 264 265 266 267
    case QMessageBox::Retry: {
        d->m_adapter.beginConnection();
        break;
    }
    case QMessageBox::Help: {
        Core::HelpManager *helpManager = Core::HelpManager::instance();
        helpManager->handleHelpRequest("qthelp://com.nokia.qtcreator/doc/creator-debugging-qml.html");
268
        // fall through
269 270 271
    }
    default:
        notifyEngineRunFailed();
Kai Koehne's avatar
Kai Koehne committed
272
        break;
273
    }
Lasse Holmstedt's avatar
Lasse Holmstedt committed
274 275
}

276
void QmlEngine::connectionError(QAbstractSocket::SocketError socketError)
Lasse Holmstedt's avatar
Lasse Holmstedt committed
277
{
hjk's avatar
hjk committed
278
    if (socketError == QAbstractSocket::RemoteHostClosedError)
279
        showMessage(tr("QML Debugger: Remote host closed connection."), StatusBar);
Lasse Holmstedt's avatar
Lasse Holmstedt committed
280 281
}

282 283
void QmlEngine::serviceConnectionError(const QString &serviceName)
{
284 285
    showMessage(tr("QML Debugger: Could not connect to service '%1'.")
        .arg(serviceName), StatusBar);
286 287
}

288 289 290 291 292
bool QmlEngine::canDisplayTooltip() const
{
    return state() == InferiorRunOk || state() == InferiorStopOk;
}

293 294
void QmlEngine::filterApplicationMessage(const QString &msg, int /*channel*/)
{
Friedemann Kleint's avatar
Friedemann Kleint committed
295 296
    static const QString qddserver = QLatin1String("QDeclarativeDebugServer: ");
    static const QString cannotRetrieveDebuggingOutput = Utils::AbstractProcess::msgWinCannotRetrieveDebuggingOutput();
297

298
    const int index = msg.indexOf(qddserver);
299 300 301 302 303 304 305 306 307 308 309 310 311
    if (index != -1) {
        QString status = msg;
        status.remove(0, index + qddserver.length()); // chop of 'QDeclarativeDebugServer: '

        static QString waitingForConnection = QLatin1String("Waiting for connection on port");
        static QString unableToListen = QLatin1String("Unable to listen on port");
        static QString debuggingNotEnabled = QLatin1String("Ignoring \"-qmljsdebugger=port:");
        static QString connectionEstablished = QLatin1String("Connection established");

        QString errorMessage;
        if (status.startsWith(waitingForConnection)) {
            d->m_adapter.beginConnection();
        } else if (status.startsWith(unableToListen)) {
312
            //: Error message shown after 'Could not connect ... debugger:"
313 314
            errorMessage = tr("The port seems to be in use.");
        } else if (status.startsWith(debuggingNotEnabled)) {
315 316
            //: Error message shown after 'Could not connect ... debugger:"
            errorMessage = tr("The application is not set up for QML/JS debugging.");
317 318 319 320 321 322 323 324 325 326 327 328 329
        } else if (status.startsWith(connectionEstablished)) {
            // nothing to do
        } else {
            qWarning() << "Unknown QDeclarativeDebugServer status message: " << status;
        }

        if (!errorMessage.isEmpty()) {
            notifyEngineRunFailed();

            Core::ICore * const core = Core::ICore::instance();
            QMessageBox *infoBox = new QMessageBox(core->mainWindow());
            infoBox->setIcon(QMessageBox::Critical);
            infoBox->setWindowTitle(tr("Qt Creator"));
Friedemann Kleint's avatar
Friedemann Kleint committed
330 331
            //: %1 is detailed error message
            infoBox->setText(tr("Could not connect to the in-process QML debugger:\n%1")
332 333 334 335 336 337
                             .arg(errorMessage));
            infoBox->setStandardButtons(QMessageBox::Ok | QMessageBox::Help);
            infoBox->setDefaultButton(QMessageBox::Ok);
            infoBox->setModal(true);

            connect(infoBox, SIGNAL(finished(int)),
338
                    this, SLOT(wrongSetupMessageBoxFinished(int)));
339 340 341

            infoBox->show();
        }
Friedemann Kleint's avatar
Friedemann Kleint committed
342
    } else if (msg.contains(cannotRetrieveDebuggingOutput)) {
343 344 345 346 347 348 349 350 351 352 353 354 355
        // we won't get debugging output, so just try to connect ...
        d->m_adapter.beginConnection();
    }
}

void QmlEngine::showMessage(const QString &msg, int channel, int timeout) const
{
    if (channel == AppOutput || channel == AppError) {
        const_cast<QmlEngine*>(this)->filterApplicationMessage(msg, channel);
    }
    DebuggerEngine::showMessage(msg, channel, timeout);
}

356 357 358 359 360
bool QmlEngine::acceptsWatchesWhileRunning() const
{
    return true;
}

361 362
void QmlEngine::closeConnection()
{
363 364 365 366
    disconnect(&d->m_adapter, SIGNAL(connectionStartupFailed()),
        this, SLOT(connectionStartupFailed()));
    d->m_adapter.closeConnection();

hjk's avatar
hjk committed
367 368
    ExtensionSystem::PluginManager *pluginManager =
        ExtensionSystem::PluginManager::instance();
369

370
    if (pluginManager->allObjects().contains(this)) {
hjk's avatar
hjk committed
371
        pluginManager->removeObject(&d->m_adapter);
372 373 374 375
        pluginManager->removeObject(this);
    }
}

hjk's avatar
hjk committed
376 377 378
void QmlEngine::runEngine()
{
    QTC_ASSERT(state() == EngineRunRequested, qDebug() << state());
Lasse Holmstedt's avatar
Lasse Holmstedt committed
379

hjk's avatar
hjk committed
380
    if (!isSlaveEngine())
381 382 383 384 385 386
        startApplicationLauncher();
}

void QmlEngine::startApplicationLauncher()
{
    if (!d->m_applicationLauncher.isRunning()) {
387
        appendMessage(tr("Starting %1 %2").arg(QDir::toNativeSeparators(startParameters().executable), startParameters().processArgs), NormalMessageFormat);
hjk's avatar
hjk committed
388
        d->m_applicationLauncher.start(ApplicationLauncher::Gui,
389 390 391
                                    startParameters().executable,
                                    startParameters().processArgs);
    }
392
}
Lasse Holmstedt's avatar
Lasse Holmstedt committed
393

394 395 396 397 398 399
void QmlEngine::stopApplicationLauncher()
{
    if (d->m_applicationLauncher.isRunning()) {
        disconnect(&d->m_applicationLauncher, SIGNAL(processExited(int)), this, SLOT(disconnected()));
        d->m_applicationLauncher.stop();
    }
400 401
}

Christian Kandeler's avatar
Christian Kandeler committed
402
void QmlEngine::handleRemoteSetupDone(int gdbServerPort, int qmlPort)
403
{
Christian Kandeler's avatar
Christian Kandeler committed
404 405 406
    Q_UNUSED(gdbServerPort);
    if (qmlPort != -1)
        startParameters().qmlServerPort = qmlPort;
407 408 409 410 411 412 413 414 415 416
    notifyInferiorSetupOk();
}

void QmlEngine::handleRemoteSetupFailed(const QString &message)
{
    QMessageBox::critical(0,tr("Failed to start application"),
        tr("Application startup failed: %1").arg(message));
    notifyInferiorSetupFailed();
}

hjk's avatar
hjk committed
417
void QmlEngine::shutdownInferior()
418
{
419 420
    if (isSlaveEngine()) {
        resetLocation();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
421
    }
422
    stopApplicationLauncher();
hjk's avatar
hjk committed
423 424 425 426 427
    notifyInferiorShutdownOk();
}

void QmlEngine::shutdownEngine()
{
428
    closeConnection();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
429

430 431
    // double check (ill engine?):
    stopApplicationLauncher();
Lasse Holmstedt's avatar
Lasse Holmstedt committed
432

433
    notifyEngineShutdownOk();
434 435
    if (!isSlaveEngine())
        showMessage(QString(), StatusBar);
436 437
}

hjk's avatar
hjk committed
438
void QmlEngine::setupEngine()
439
{
440
    d->m_ping = 0;
hjk's avatar
hjk committed
441
    connect(&d->m_adapter, SIGNAL(connectionError(QAbstractSocket::SocketError)),
hjk's avatar
hjk committed
442
        SLOT(connectionError(QAbstractSocket::SocketError)));
hjk's avatar
hjk committed
443
    connect(&d->m_adapter, SIGNAL(serviceConnectionError(QString)),
hjk's avatar
hjk committed
444
        SLOT(serviceConnectionError(QString)));
hjk's avatar
hjk committed
445
    connect(&d->m_adapter, SIGNAL(connected()),
hjk's avatar
hjk committed
446
        SLOT(connectionEstablished()));
hjk's avatar
hjk committed
447
    connect(&d->m_adapter, SIGNAL(connectionStartupFailed()),
hjk's avatar
hjk committed
448
        SLOT(connectionStartupFailed()));
Lasse Holmstedt's avatar
Lasse Holmstedt committed
449

450
    notifyEngineSetupOk();
451 452
}

453 454
void QmlEngine::continueInferior()
{
hjk's avatar
hjk committed
455
    QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
456 457
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
458 459 460
    QByteArray cmd = "CONTINUE";
    rs << cmd;
    logMessage(LogSend, cmd);
461
    sendMessage(reply);
462
    resetLocation();
hjk's avatar
hjk committed
463 464
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
465 466 467 468
}

void QmlEngine::interruptInferior()
{
469 470
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
471 472 473
    QByteArray cmd = "INTERRUPT";
    rs << cmd;
    logMessage(LogSend, cmd);
474
    sendMessage(reply);
475
    notifyInferiorStopOk();
476 477 478 479
}

void QmlEngine::executeStep()
{
480 481
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
482 483 484
    QByteArray cmd = "STEPINTO";
    rs << cmd;
    logMessage(LogSend, cmd);
485
    sendMessage(reply);
hjk's avatar
hjk committed
486 487
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
488 489 490 491
}

void QmlEngine::executeStepI()
{
492 493
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
494 495 496
    QByteArray cmd = "STEPINTO";
    rs << cmd;
    logMessage(LogSend, cmd);
497
    sendMessage(reply);
hjk's avatar
hjk committed
498 499
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
500 501 502 503
}

void QmlEngine::executeStepOut()
{
504 505
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
506 507 508
    QByteArray cmd = "STEPOUT";
    rs << cmd;
    logMessage(LogSend, cmd);
509
    sendMessage(reply);
hjk's avatar
hjk committed
510 511
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
512 513 514 515
}

void QmlEngine::executeNext()
{
516 517
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
518 519 520
    QByteArray cmd = "STEPOVER";
    rs << cmd;
    logMessage(LogSend, cmd);
521
    sendMessage(reply);
hjk's avatar
hjk committed
522 523
    notifyInferiorRunRequested();
    notifyInferiorRunOk();
524 525 526 527
}

void QmlEngine::executeNextI()
{
528
    SDEBUG("QmlEngine::executeNextI()");
529 530
}

531
void QmlEngine::executeRunToLine(const ContextData &data)
532
{
533
    Q_UNUSED(data)
534 535 536 537 538 539 540 541 542
    SDEBUG("FIXME:  QmlEngine::executeRunToLine()");
}

void QmlEngine::executeRunToFunction(const QString &functionName)
{
    Q_UNUSED(functionName)
    XSDEBUG("FIXME:  QmlEngine::executeRunToFunction()");
}

543
void QmlEngine::executeJumpToLine(const ContextData &data)
544
{
545
    Q_UNUSED(data)
546 547 548 549 550
    XSDEBUG("FIXME:  QmlEngine::executeJumpToLine()");
}

void QmlEngine::activateFrame(int index)
{
551 552
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
553 554 555 556
    QByteArray cmd = "ACTIVATE_FRAME";
    rs << cmd
       << index;
    logMessage(LogSend, QString("%1 %2").arg(QString(cmd), QString::number(index)));
557
    sendMessage(reply);
558
    gotoLocation(stackHandler()->frames().value(index));
559 560 561 562 563 564 565 566 567
}

void QmlEngine::selectThread(int index)
{
    Q_UNUSED(index)
}

void QmlEngine::attemptBreakpointSynchronization()
{
hjk's avatar
hjk committed
568
    BreakHandler *handler = breakHandler();
569 570 571 572 573 574 575

    foreach (BreakpointId id, handler->unclaimedBreakpointIds()) {
        // Take ownership of the breakpoint. Requests insertion.
        if (acceptsBreakpoint(id))
            handler->setEngine(id, this);
    }

hjk's avatar
hjk committed
576 577
    JSAgentBreakpoints breakpoints;
    foreach (BreakpointId id, handler->engineBreakpointIds(this)) {
578 579 580 581 582 583 584 585
        if (handler->state(id) == BreakpointRemoveRequested) {
            handler->notifyBreakpointRemoveProceeding(id);
            handler->notifyBreakpointRemoveOk(id);
        } else {
            if (handler->state(id) == BreakpointInsertRequested) {
                handler->notifyBreakpointInsertProceeding(id);
            }
            JSAgentBreakpointData bp;
586
            bp.fileUrl = QUrl::fromLocalFile(handler->fileName(id)).toString().toUtf8();
587 588 589 590 591 592 593
            bp.lineNumber = handler->lineNumber(id);
            bp.functionName = handler->functionName(id).toUtf8();
            breakpoints.insert(bp);
            if (handler->state(id) == BreakpointInsertProceeding) {
                handler->notifyBreakpointInsertOk(id);
            }
        }
594 595 596 597
    }

    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
598 599 600 601 602 603 604
    QByteArray cmd = "BREAKPOINTS";
    rs << cmd
       << breakpoints;

    QStringList breakPointsStr;
    foreach (const JSAgentBreakpointData &bp, breakpoints) {
        breakPointsStr << QString("('%1' '%2' %3)").arg(QString(bp.functionName),
605
                                  QString(bp.fileUrl), QString::number(bp.lineNumber));
606 607 608
    }
    logMessage(LogSend, QString("%1 [%2]").arg(QString(cmd), breakPointsStr.join(", ")));

609
    sendMessage(reply);
610 611
}

612
bool QmlEngine::acceptsBreakpoint(BreakpointId id) const
613
{
614
    return !DebuggerEngine::isCppBreakpoint(breakHandler()->breakpointData(id));
615 616
}

617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640
void QmlEngine::loadSymbols(const QString &moduleName)
{
    Q_UNUSED(moduleName)
}

void QmlEngine::loadAllSymbols()
{
}

void QmlEngine::reloadModules()
{
}

void QmlEngine::requestModuleSymbols(const QString &moduleName)
{
    Q_UNUSED(moduleName)
}

//////////////////////////////////////////////////////////////////////
//
// Tooltip specific stuff
//
//////////////////////////////////////////////////////////////////////

641
bool QmlEngine::setToolTipExpression(const QPoint &mousePos,
642
    TextEditor::ITextEditor *editor, const DebuggerToolTipContext &ctx)
643
{
hjk's avatar
hjk committed
644 645
    // This is processed by QML inspector, which has dependencies to 
    // the qml js editor. Makes life easier.
646
    emit tooltipRequested(mousePos, editor, ctx.position);
647
    return true;
648 649 650 651 652 653 654 655
}

//////////////////////////////////////////////////////////////////////
//
// Watch specific stuff
//
//////////////////////////////////////////////////////////////////////

hjk's avatar
hjk committed
656
void QmlEngine::assignValueInDebugger(const WatchData *,
hjk's avatar
hjk committed
657
    const QString &expression, const QVariant &valueV)
658
{
659 660 661 662 663 664 665 666
    QRegExp inObject("@([0-9a-fA-F]+)->(.+)");
    if (inObject.exactMatch(expression)) {
        bool ok = false;
        quint64 objectId = inObject.cap(1).toULongLong(&ok, 16);
        QString property = inObject.cap(2);
        if (ok && objectId > 0 && !property.isEmpty()) {
            QByteArray reply;
            QDataStream rs(&reply, QIODevice::WriteOnly);
667 668
            QByteArray cmd = "SET_PROPERTY";
            rs << cmd;
669
            rs << expression.toUtf8() << objectId << property << valueV.toString();
670 671 672
            logMessage(LogSend, QString("%1 %2 %3 %4 %5").arg(
                                 QString(cmd), QString::number(objectId), QString(property),
                                 valueV.toString()));
673 674 675
            sendMessage(reply);
        }
    }
676 677
}

hjk's avatar
hjk committed
678 679
void QmlEngine::updateWatchData(const WatchData &data,
    const WatchUpdateFlags &)
680
{
Olivier Goffart's avatar
Olivier Goffart committed
681
//    qDebug() << "UPDATE WATCH DATA" << data.toString();
682
    //watchHandler()->rebuildModel();
683
    showStatusMessage(tr("Stopped."), 5000);
684

685
    if (!data.name.isEmpty() && data.isValueNeeded()) {
686 687
        QByteArray reply;
        QDataStream rs(&reply, QIODevice::WriteOnly);
688 689
        QByteArray cmd = "EXEC";
        rs << cmd;
690
        rs << data.iname << data.name;
691 692
        logMessage(LogSend, QString("%1 %2 %3").arg(QString(cmd), QString(data.iname),
                                                          QString(data.name)));
693 694 695
        sendMessage(reply);
    }

696
    if (!data.name.isEmpty() && data.isChildrenNeeded()
Christiaan Janssen's avatar
Christiaan Janssen committed
697
            && watchHandler()->isExpandedIName(data.iname)) {
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
698
        expandObject(data.iname, data.id);
Christiaan Janssen's avatar
Christiaan Janssen committed
699 700 701
    }

    synchronizeWatchers();
702

Christiaan Janssen's avatar
Christiaan Janssen committed
703 704 705 706 707 708 709 710
    if (!data.isSomethingNeeded())
        watchHandler()->insertData(data);
}

void QmlEngine::synchronizeWatchers()
{
    if (!watchHandler()->watcherNames().isEmpty()) {
        // send watchers list
711 712
        QByteArray reply;
        QDataStream rs(&reply, QIODevice::WriteOnly);
713 714
        QByteArray cmd = "WATCH_EXPRESSIONS";
        rs << cmd;
715
        rs << watchHandler()->watchedExpressions();
716
        logMessage(LogSend, QString("%1 %2").arg(
Christiaan Janssen's avatar
Christiaan Janssen committed
717
                       QString(cmd), watchHandler()->watchedExpressions().join(", ")));
718 719
        sendMessage(reply);
    }
720 721
}

722
void QmlEngine::expandObject(const QByteArray &iname, quint64 objectId)
723 724 725
{
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
726 727
    QByteArray cmd = "EXPAND";
    rs << cmd;
728
    rs << iname << objectId;
729 730
    logMessage(LogSend, QString("%1 %2 %3").arg(QString(cmd), QString(iname),
                                                      QString::number(objectId)));
731 732 733
    sendMessage(reply);
}

734 735
void QmlEngine::sendPing()
{
736
    d->m_ping++;
737 738
    QByteArray reply;
    QDataStream rs(&reply, QIODevice::WriteOnly);
739 740
    QByteArray cmd = "PING";
    rs << cmd;
741
    rs << d->m_ping;
742
    logMessage(LogSend, QString("%1 %2").arg(QString(cmd), QString::number(d->m_ping)));
743 744 745
    sendMessage(reply);
}

746 747 748 749 750 751 752 753 754 755 756 757
unsigned QmlEngine::debuggerCapabilities() const
{
    return AddWatcherCapability;
    /*ReverseSteppingCapability | SnapshotCapability
        | AutoDerefPointersCapability | DisassemblerCapability
        | RegisterCapability | ShowMemoryCapability
        | JumpToLineCapability | ReloadModuleCapability
        | ReloadModuleSymbolsCapability | BreakOnThrowAndCatchCapability
        | ReturnFromFunctionCapability
        | CreateFullBacktraceCapability
        | WatchpointCapability
        | AddWatcherCapability;*/
758 759
}

760 761 762 763 764
QString QmlEngine::toFileInProject(const QString &fileUrl)
{
    if (fileUrl.isEmpty())
        return fileUrl;

765 766 767
    const QString path = QUrl(fileUrl).toLocalFile();
    if (path.isEmpty())
        return fileUrl;
768 769

    // Try to find shadow-build file in source dir first
770
    if (isShadowBuildProject()) {
771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792
        const QString sourcePath = fromShadowBuildFilename(path);
        if (QFileInfo(sourcePath).exists())
            return sourcePath;
    }

    // Try whether file is absolute & exists
    if (QFileInfo(path).isAbsolute()
            && QFileInfo(path).exists()) {
        return path;
    }

    if (d->fileFinder.projectDirectory().isEmpty())
        d->fileFinder.setProjectDirectory(startParameters().projectDir);

    // Try to find file with biggest common path in source directory
    bool fileFound = false;
    QString fileInProject = d->fileFinder.findFile(path, &fileFound);
    if (fileFound)
        return fileInProject;
    return fileUrl;
}

793 794 795 796 797 798 799 800
void QmlEngine::messageReceived(const QByteArray &message)
{
    QByteArray rwData = message;
    QDataStream stream(&rwData, QIODevice::ReadOnly);

    QByteArray command;
    stream >> command;

801
    if (command == "STOPPED") {
802
        //qDebug() << command << this << state();
hjk's avatar
hjk committed
803
        if (state() == InferiorRunOk)
804
            notifyInferiorSpontaneousStop();
805

hjk's avatar
hjk committed
806
        QString logString = QString::fromLatin1(command);
807

808
        JSAgentStackFrames stackFrames;
hjk's avatar
hjk committed
809 810
        QList<WatchData> watches;
        QList<WatchData> locals;
811
        stream >> stackFrames >> watches >> locals;
812

813 814
        logString += QString::fromLatin1(" (%1 stack frames) (%2 watches)  (%3 locals)").
                     arg(stackFrames.size()).arg(watches.size()).arg(locals.size());
815

816 817 818 819 820 821 822 823 824 825
        StackFrames ideStackFrames;
        for (int i = 0; i != stackFrames.size(); ++i) {
            StackFrame frame;
            frame.line = stackFrames.at(i).lineNumber;
            frame.function = stackFrames.at(i).functionName;
            frame.file = toFileInProject(stackFrames.at(i).fileUrl);
            frame.usable = QFileInfo(frame.file).isReadable();
            frame.level = i + 1;
            ideStackFrames << frame;
        }
826

827 828 829
        if (ideStackFrames.size() && ideStackFrames.back().function == "<global>")
            ideStackFrames.takeLast();
        stackHandler()->setFrames(ideStackFrames);
830 831

        watchHandler()->beginCycle();
832
        bool needPing = false;
833

hjk's avatar
hjk committed
834
        foreach (WatchData data, watches) {
835
            data.iname = watchHandler()->watcherName(data.exp);
836
            watchHandler()->insertData(data);
837

838 839
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
840
                expandObject(data.iname, data.id);
841
            }
842 843
        }

hjk's avatar
hjk committed
844
        foreach (WatchData data, locals) {
845 846
            data.iname = "local." + data.exp;
            watchHandler()->insertData(data);
847

848 849
            if (watchHandler()->expandedINames().contains(data.iname)) {
                needPing = true;
Arvid Ephraim Picciani's avatar
Arvid Ephraim Picciani committed
850
                expandObject(data.iname, data.id);
851
            }
hjk's avatar
hjk committed
852 853
        }

854
        if (needPing) {
855
            sendPing();
856
        } else {
857
            watchHandler()->endCycle();
858
        }
859

860 861
        bool becauseOfException;
        stream >> becauseOfException;
862 863 864

        logString += becauseOfException ? " exception" : " no_exception";

865
        if (becauseOfException) {
866 867 868
            QString error;
            stream >> error;

Friedemann Kleint's avatar
Friedemann Kleint committed
869 870
            logString += QLatin1Char(' ');
            logString += error;
871 872
            logMessage(LogReceive, logString);

873
            QString msg = stackFrames.isEmpty()
Friedemann Kleint's avatar
Friedemann Kleint committed
874
                ? tr("<p>An uncaught exception occurred:</p><p>%1</p>")
875
                    .arg(Qt::escape(error))
Friedemann Kleint's avatar
Friedemann Kleint committed
876
                : tr("<p>An uncaught exception occurred in <i>%1</i>:</p><p>%2</p>")
877
                    .arg(stackFrames.value(0).fileUrl, Qt::escape(error));
878
            showMessageBox(QMessageBox::Information, tr("Uncaught Exception"), msg);
879 880 881 882 883
        } else {
            //
            // Make breakpoint non-pending
            //
            QString file;
884
            QString function;
885 886
            int line = -1;

887 888 889 890
            if (!ideStackFrames.isEmpty()) {
                file = ideStackFrames.at(0).file;
                line = ideStackFrames.at(0).line;
                function = ideStackFrames.at(0).function;
891
            }
892

hjk's avatar
hjk committed
893 894 895 896
            BreakHandler *handler = breakHandler();
            foreach (BreakpointId id, handler->engineBreakpointIds(this)) {
                QString processedFilename = handler->fileName(id);
                if (processedFilename == file && handler->lineNumber(id) == line) {
897
                    QTC_ASSERT(handler->state(id) == BreakpointInserted,/**/);
hjk's avatar
hjk committed
898
                    BreakpointResponse br = handler->response(id);
899 900 901
                    br.fileName = file;
                    br.lineNumber = line;
                    br.functionName = function;
hjk's avatar
hjk committed
902
                    handler->setResponse(id, br);
903 904
                }
            }
905 906

            logMessage(LogReceive, logString);
907
        }
908

909 910
        if (!ideStackFrames.isEmpty())
            gotoLocation(ideStackFrames.value(0));
911

912
    } else if (command == "RESULT") {
hjk's avatar
hjk committed
913
        WatchData data;
914 915
        QByteArray iname;
        stream >> iname >> data;
916 917 918

        logMessage(LogReceive, QString("%1 %2 %3").arg(QString(command),
                                                             QString(iname), QString(data.value)));